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LM5116 设计的电源驱动波形不是方波和MOS管发热严重

Other Parts Discussed in Thread: LM5116

你好,用LM5116之前设计的电源,高边MOS管驱动引脚电压一般是多大?我现在设计的电源板空载和带载都有电压输出,但是高边MOS管发热很严重, 且MOS管驱动波形接近正弦波而不是方波,可能是什么原因呢?

谢谢!